Home / 4,992.06-7,487.64-2,218.86

Finding the Fourth Proportional to 4,992.06, 7,487.64 and 2,218.86

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Solution

The fourth proportional to 4,992.06, 7,487.64 and 2,218.86 is: 3,328.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.06 : 7,487.64 = 2,218.86 : x
  2. Step 2: Convert to fraction form
    4,992.06/7,487.64 = 2,218.86/x
  3. Step 3: Cross multiply
    4,992.06x = 7,487.64 × 2,218.86
  4. Step 4: Simplify right side
    4,992.06x = 16,614,024.89
  5. Step 5: Solve for x
    x = 16,614,024.89/4,992.06
  6. Step 6: Final answer
    x = 3,328.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.